linux-kernel - [PATCH 5.4 056/261] x86: fix vmap arguments in map_irq

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Message-Id: <20200619141652.603688877@linuxfoundation.org>
Date:   Fri, 19 Jun 2020 16:31:07 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Christoph Hellwig <hch@....de>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Christophe Leroy <christophe.leroy@....fr>,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        David Airlie <airlied@...ux.ie>, Gao Xiang <xiang@...nel.org>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Johannes Weiner <hannes@...xchg.org>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Laura Abbott <labbott@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Michael Kelley <mikelley@...rosoft.com>,
        Minchan Kim <minchan@...nel.org>,
        Nitin Gupta <ngupta@...are.org>,
        "Peter Zijlstra (Intel)" <peterz@...radead.org>,
        Robin Murphy <robin.murphy@....com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Wei Liu <wei.liu@...nel.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Paul Mackerras <paulus@...abs.org>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Will Deacon <will@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.4 056/261] x86: fix vmap arguments in map_irq_stack

From: Christoph Hellwig <hch@....de>

[ Upstream commit 0348801151b5aefbcf9d6e9b9e30aceb3a2a7b13 ]

vmap does not take a gfp_t, the flags argument is for VM_* flags.

Signed-off-by: Christoph Hellwig <hch@....de>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Cc: Christian Borntraeger <borntraeger@...ibm.com>
Cc: Christophe Leroy <christophe.leroy@....fr>
Cc: Daniel Vetter <daniel.vetter@...ll.ch>
Cc: David Airlie <airlied@...ux.ie>
Cc: Gao Xiang <xiang@...nel.org>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: Haiyang Zhang <haiyangz@...rosoft.com>
Cc: Johannes Weiner <hannes@...xchg.org>
Cc: "K. Y. Srinivasan" <kys@...rosoft.com>
Cc: Laura Abbott <labbott@...hat.com>
Cc: Mark Rutland <mark.rutland@....com>
Cc: Michael Kelley <mikelley@...rosoft.com>
Cc: Minchan Kim <minchan@...nel.org>
Cc: Nitin Gupta <ngupta@...are.org>
Cc: Peter Zijlstra (Intel) <peterz@...radead.org>
Cc: Robin Murphy <robin.murphy@....com>
Cc: Sakari Ailus <sakari.ailus@...ux.intel.com>
Cc: Stephen Hemminger <sthemmin@...rosoft.com>
Cc: Sumit Semwal <sumit.semwal@...aro.org>
Cc: Wei Liu <wei.liu@...nel.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Cc: Paul Mackerras <paulus@...abs.org>
Cc: Vasily Gorbik <gor@...ux.ibm.com>
Cc: Will Deacon <will@...nel.org>
Link: http://lkml.kernel.org/r/20200414131348.444715-3-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 arch/x86/kernel/irq_64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c
index 12df3a4abfdd..6b32ab009c19 100644
--- a/arch/x86/kernel/irq_64.c
+++ b/arch/x86/kernel/irq_64.c
@@ -43,7 +43,7 @@ static int map_irq_stack(unsigned int cpu)
 		pages[i] = pfn_to_page(pa >> PAGE_SHIFT);
 	}
 
-	va = vmap(pages, IRQ_STACK_SIZE / PAGE_SIZE, GFP_KERNEL, PAGE_KERNEL);
+	va = vmap(pages, IRQ_STACK_SIZE / PAGE_SIZE, VM_MAP, PAGE_KERNEL);
 	if (!va)
 		return -ENOMEM;
 
-- 
2.25.1